Power Supply
Circuit / Schematic diagram of | Description |
High Voltage DC Supply (circuit on demand) |
Output voltage 100-150 Volt DC from 6 volt battery supply. |
Isolated 5V power supply (circuit on demand) | Isolated supply suitable for building two supply from a single supply. |
Transformer less 5V power supply (circuit on demand) | Low current and cheap power supply suitable for microcontroller and low current application like Light emitting diode. |
+/- 12V Power Supply | Based on 7812 and 7912 regulators. |
1.3V Power Supply | The circuit can replace the use of small batteries. |
9-V Stabilized Power supply | Regulated DC Power Supply |
DC Adapter Power Supply | |
Variable 3 - 24 Volt / 3 Amp Supply | |
AT PC Power Supply 1 | Computer power supply |
AT PC Power Supply 2 | |
AT PC Power Supply 3 | |
AT PC Power Supply 4 | |
AT PC Power Supply 5 | |
0 to 30 Volt Lab Supply | Power supply without using modern regulators. |
Dual polarity power supply | Based on LM317 and LM337 adjustable voltage regulator |
High Current Power Supply | Based on 2N3055 NPN power transistor |
Open loop supplying 1watt power | Suitable to be connected to devices like µC in their sleep mode. |
Isolated 5V 1A power supply | Isolated power supply from a regulated 5V dc supply |
High Voltage Supply from ignition coil | Based on 555 timer |
Simple 9,12,15 Volt Power supply | Uses different transformer tapping for different voltage range |
Quasiresonant converter using CMOS IC: | |
Simple ±12V power supply | A simple circuit can provide ±12V from a 5V |
Simple Boost Converter Generates 27 & 87V | |
600 Volt Power Supply | Full wave voltage doubler that converts 230V to 600V |
Transformer less Power Supply | Regulated DC supply without transformer |
Transformer less Power Supply 2 | |
Transformer less Power Supply 3 | The circuits were used to control mains equipment hrough an optically isolated triac such as the MOC 3020. |
Transformer less Power Supply 4 | Low power and cheapest power supply |
Transformer less Power Supply 5 | Based on voltage regulator, supplies 150mA Current |
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Power Supplies & Transformers | |
DC Power Supply using Step Down Rectifier | |
10 to 30K Volt Flyback Power Supply | Based on 2N3055 used in push pull oscillator configuration |
13V 20A Power Supply Unit | |
1 kV Power Supply | |
Night-Vision Scope Power supply | |
High Voltage supply for electronic fence | Based on 555 timer operated in monostabel and astable mode |
Mosfet stabilized High Voltage Power Supply | |
High Voltage Adjustable Power Supplies | |
High Voltage Generator | The circuit can be used for breakdown tester |
1500V DC power supply | The circuit can be used to supply power to laser unit |
High Voltage High Current Power Supply | Based on step up transformer |
High Voltage Low Current Supply | Uses 2N3700 as a switch to control the oscillator |
DC UPS | Supplies 5V and 12V DC even in case of power failure |
12 Volt 30 Amp Power Supply | Using a single 7812 IC voltage regulator and multiple outboard pass transistors |
UPS for USB devices | |
Reference voltage for multiple ADCs | |
Multiple Voltage Power Supply | |
Regulator Provides ±12V from 5V Source | |
Variable Dual Lab Power Supply | 800mA and +/-1.2 to +/- 25 Volt Power supply |
Laboratory Variable Power Supply | |
Soft Start power Supply | The output voltage rises slowly and reaches 15 V in 5 seconds |